.nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    padding-top: 35px;
    width: 100%;
}

.nav .nav-item {
    width: 25%;
    margin-bottom: 20px;
}

.nav .nav-item .nav-link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    color: #999999;
}

.nav .nav-item .nav-link .nav-img {
    width: 46.9333333%;
    margin-bottom: 6px;
}
